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1
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1answer
46 views

Car stalling in the morning

So I have been dealing with an elusive CE light and some shaking of my car for a while now. For a while it was just shaking occasionally, I thought it was a moisture problem, but that doesn't seem ...
4
votes
2answers
289 views

2003 Ford Escape..strong fuel smell

2003 Escape 3.0L V6 149,000 miles 4x4. Three weeks ago a very strong fuel smell coming from rear of vehicle after I park it. Don't smell it anywhere else. Replaced the original fuel cap with after ...
5
votes
2answers
377 views

BMW 530xd E60 2008 diesel possibly fuel pump problem

Car details: BMW 530xd E60 2008-05 Diesel 170kw. The pump is working as it should be, it has been tested in BMW center. Problem is, when I turn the ignition on, the check engine light doesn't come ...
1
vote
0answers
19 views

Missing/rough idle at fist start or when parked for over 4 hours

I have a 99 Honda Accord. It has a miss/rough idle when its parked for more than 4hrs maybe, but specially in the mornings. It's only at the first start, after that it runs normal. I have changed ...
1
vote
1answer
21 views

Best way to clean injectors that are free from the engine block?

I'm replacing the O-rings on my injectors (Mk1 Golf - K-Jet mechanical injection) and so will have them free from the engine block. I thought I should clean them at the same time. Is there some ...
3
votes
3answers
764 views

Methods of diagnosing a non-starting Fiat Uno

I have a little Uno inherited from my dad. Just before he passed away he was having trouble getting it to start, and before that, having it die on a drive somewhere, even close. I would now like to ...
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votes
3answers
24 views

Why my car is using too much gas?

I have Toyota Corolla 2003. It is using too much gas. What are the possible problems that need to be solved? Is it a problem in intake the manifold or in the exhaust system or something else?
1
vote
1answer
20 views

Carburettor Cleaner Additive? how good are they

I'm just wondering whether anyone has any experience with fuel additives that clean injectors and carburetors. I have an old motorcycle that starts, but can't keep it self running for long before it ...
10
votes
9answers
8k views

Diesel vs Petrol motorcars. Pro's and cons?

I realize this may be a silly question to those of you on here who are proper petrol-heads and this may even be a repeat question, but I could not find anything on it on here, so here goes: What are ...
4
votes
3answers
6k views

Diesel Engine difficult to start

I have a diesel powered Audi A4 B7 (2006) 2.0TDi (the 170BHP variety) with a manual gearbox, which I've owned for around 18 months. The car has just short of 100k miles and has a full dealer service ...
6
votes
3answers
2k views

Difference between high octane and low octane?

What is the difference between high octane and low octane fuel? I'm not asking if one is better than the other for my vehicle, specifically, but rather what occurs differently both scientifically and ...
4
votes
2answers
104 views

Is the ECON button just a placebo?

I recently bought a Honda Civic that had this in the car: I have no idea what it does, and how it's supposed to help. Even Honda's website is ambiguous, just using a lot of fuzzy words to describe ...
3
votes
2answers
163 views

What will happen if there is something else also with petrol in car

Today someone broke my car fuel outer case and taken out fuel. I came home by driving but then i have now one doubt in my mind. What if he put something else in tank like water, sand, etc in there. ...
3
votes
2answers
434 views

OMVL LPG gas injector lifetime

My vehicle has LPG as alternative fuel. It have OMVL REG injectors without temp sensors. It has already ~ 60000 km (In picture you can see, that one injector not used; 3 from left). Check engine ...
2
votes
2answers
53 views

1993 Mazda MVP gets hot only when pressing on accelerator

We have replaced hoses and water pump and have had no problem with it getting hot. In the past week it has started to get hot, not overheated. It only happens after driving on highway when pressing ...
4
votes
1answer
99 views

2004 Hyundai Elantra stalling when tank is full

For the first 15 to 20 minutes after starting my Elantra it idles very low and every couple minutes, idling our not, it very nearly stalls. Per the tach, the rpm dips significantly for about 2-3 ...
4
votes
3answers
2k views

Could a faulty fuel level sensor cause a vehicle to stall?

I have a 2007 Hyundai Santa Fe with just over 90,000 KMs and recently the fuel gauge started to fluctuate wildly. I had the sensor's replaced and filled the tank and it only showed half full. So one ...
0
votes
1answer
34 views

Blue smoke upon acceleration and pinking

I have a Y12 Wingroad Nissan. While driving at 100km/hr and I stop, and begin driving again, I see a lot of blue smoke from exhaust for a little while. I also get a flat spot and pinking when ...
2
votes
1answer
21 views

2005 Ford Explorer XLS Sport, Random Hesitations and Die Offs

I have a 2005 Ford Explorer XLS Sport edition with just under 80,000 miles on it. It does have a warranty on it via my financing company however it's a bit out of pocket for it so I'm hoping that with ...
1
vote
0answers
15 views

1991 BMW E30 - knocking when put into 1st

I knew I had a minor vacum leak, but it got worse all of sudden while at a stoplight. In trying to get through to the next block, the engine started to knock. (My guess is preignition thanks to the ...
3
votes
2answers
384 views

What is E85 gasoline and how can I avoid it?

My new mower says not to use E85 gasoline. What is E85 gasoline, why should I avoid it, and how do I know if I'm buying it?
2
votes
2answers
44 views

00 honda accord ex 3.0 coupe fuel pressure problems

My car was caught in the flood that we recently had about a week ago in west phx, az. My car starts, runs, but in the flood my car got water in the oil pan, tranny, so I gave it an engine flush ...
3
votes
1answer
100 views

1991 Chevrolet S10 - Sputtering, hiccups, stalling, bad acceleration

I'm having a problem with my pickup; It's a 1991 Chevy S10, 2WD P/U, 2.5L I4 engine with around 185,000 miles on it. It's the Iron Duke engine, a throttle body injection motor. I'm not a mechanic, ...
1
vote
0answers
42 views

How do maintenance costs compare between gas and diesel engines?

Our landscaping company is going to purchase a new medium duty truck. We have diesels and had just defaulted into looking for another diesel powered truck. However the mechanic we use (and trust) said ...
2
votes
2answers
25 views

Mercedes 2.7CDI C Class 2004 Hard Starts

My 2004 2.7CDI gives me a hard start when I am starting it the first time in the morning after parking it over night it but works and starts perfectly thereafter till the next morning. The fault does ...
5
votes
3answers
569 views

Car stalls when braking (VW Mk1 Golf)

I have bought a Mk1 Cabriolet that has been sitting for over a year. I am trying to get it road worthy. So far so good, but I am having an issue with the engine and braking: The engine stalls when I ...
1
vote
0answers
20 views

Diesel Engine throwing fuel from last engine pipe when engine starts

I have 2002 Hyundai Accent with diesel engine. It is throwing diesel from engine when gives speed. It sprays lots of oil from last diesel pipe. And in neutral when I start the engine. Its throws a ...
3
votes
1answer
75 views

Possible fuel filler leak in F-150 truck

I have a 2001 Ford F-150 pickup. When I refueled it yesterday, I noticed a strong gasoline smell and an oily liquid (presumably gasoline) dripping down off the bottom of the fuel tank. Only a small ...
47
votes
9answers
13k views

What are the benefits of premium (high octane) petrol?

Here in the UK it's common for petrol (gas) stations to offer both regular and "premium" unleaded petrol. The premium stuff is (naturally) more expensive, and I've often wondered what the actual ...
4
votes
8answers
7k views

When given a choice between octane 89 and 93, which should I choose?

I just recently got a 2005 Volvo S40 with a turbo engine; I want to take good care of it, so naturally, when the instruction manual recommends 91 octane fuel but says it takes a minimum of 87, I have ...
6
votes
3answers
20k views

Are fuel system cleaners (like Gumout) worth using regularly?

Are fuel system cleaners (like Gumout) worth using regularly?
6
votes
2answers
2k views

Power loss in truck - triage options?

I've asked at least one question about my specific situation earlier, but at this point, I'm looking for information on how to operate in triage mode, my primary goal is to get my truck working well ...
4
votes
3answers
765 views

Why can't I fill my gas tank in one go?

For the past couple of months, I've been having trouble filling my gas tank. I have a 2003 Hyundai Elantra, which has a 55-liter tank (approximately 14.5 US gallons). When I buy gas, the pump clicks ...
8
votes
3answers
16k views

Why should the fuel petcock valve be turned to “Off” position when not using the vehicle?

It’s mentioned in the user manual of my motorbike, that when not using the vehicle, I should turn the petrol tap (the one that has three positions “On”, “Off” and “Reserve”) to “Off” position. I don’t ...
1
vote
1answer
30 views

What does 'M10 x 1.00' mean when referring to fuel injectors?

I need to replace some fuel lines (from the injector control to the injector) on my 93 VW Cabriolet. The site that sells the lines has 2 options for the 'Injector Size': M10 x 1.00 or M12 x 1.5. I'm ...
2
votes
1answer
183 views

Symptoms of a clogged fuel line (pump runs but engine not starting)?

I removed the in-tank fuel pump from my '93 Golf Cabriolet to fix a fuel gauge issue. I noticed a small tear in the mesh filter that goes over the intake nozzle of the pump. I replaced the pump but ...
4
votes
1answer
91 views

Why are V engines less smooth?

I'm learning how to ride a motorcycle on a Suzuki Gladius SFV650, with a V-twin engine. But I also had the chance to ride a Kawasaki ER-5, which has a parallel twin engine (550cc). I've noticed that ...
4
votes
2answers
340 views

Switching to a higher octane

This may be a very noob question to ask. But I recently got this car and was used with 92 octane petrol. However, to my negligence I overlooked the user manual which states to include 95 octane ...
-2
votes
1answer
33 views

Fuel saving devices, working or not?

It is claimed that a small unit installed in the fuel tank can save fuel 20-30%. The basic principle is reducing loss of volatile compounds via negative charged air. I really doubt the principle. (1) ...
1
vote
4answers
313 views

Why does a diesel sound like that?

My car is in the shop for a repair, and they gave me a loaner. It's a Chevy Cruze Diesel. Sitting on the driveway, my wife said, "It sounds like a truck". It does. So what exactly it is about ...
4
votes
2answers
100 views

What happens when you run out of fuel?

My question is specific to diesel or gasoline (petrol) engines. Many people told me that it is very bad to run out of diesel since it can damage the engine and it's difficult to re-engage it ...
20
votes
8answers
34k views

Will higher octane fuel improve gas mileage?

I've heard from some people that high octane fuel will increase gas mileage. Around here, we have the basic unleaded(87), mid-grade(89), and premium(93 or 91). I've been using the basic 87 unleaded ...
1
vote
1answer
36 views

Accent diesel car battery type

My old car battery (Exide Express) is totally dead. Now I am buying a new battery. I want to know which battery is the best battery for my car (diesel 2002 model). My car model is a Hyundai Accent ...
2
votes
3answers
92 views

Is Petrol usage Proportional to Gas Pedal position

I was wondering about this the other day. Is the petrol usage in the car only influenced by the position of the gas pedal? So for example if I take my foot of the gas and coast for 30 seconds, would ...
4
votes
3answers
13k views

What would cause a car to lose power a few seconds after starting, then run normally?

I start my 2003 Honda Civic each morning and drive to work. A few hundred feet down the road, the engine will sometimes behave as though it is running out of gas and lose power momentarily. It ...
3
votes
2answers
49 views

Front info panel in VW Golf Estate Diesel 1,9 TDi 2008

I bought a couple of days ago VW Gold estate diesel 1.9 TDI Bluemotion from 2008. Unfortunately, the previous owner did not provide a manual for it and this is insanely expensive to order the ...
0
votes
3answers
35 views

My Chrysler 300

someone put sugar in my tank I had it dropped and clean but when they put it back together when you drive at 35-40 mph, it vibrates underneath the car what do you think it is?
1
vote
2answers
76 views

Does engine performance decline over time, and if so, how much?

I currently drive a FIAT Punto 1.2 Active 3dr which is just over ten years old and sits at 68,000 miles. I've had the car for four years, and it's been serviced once during that period, when I got it, ...
4
votes
1answer
1k views

2008 Ford Mondeo 2.0 TDCI cranks but won´t start

Ok, so I´m having this problem with a 2008 Ford Mondeo mk4 with a 2.0 TDci engine code AZBA, same one Peugeot uses in other cars such as the 407. Car was having trouble a few days back to start ...
4
votes
2answers
781 views

Add 2 stroke oil to a 4 stroke petrol engine during burn-in period

I'm planning to get a new petrol (gasoline) car soon. A friend of mine, who worked as a motorbike mechanic when he was young, told me he puts a small quantity (125 ml / 4 oz) of 2 stroke oil in the ...